Concrete mold



FIG. 1 is a perspective view of a concrete mold showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left-side elevational view thereof, the right side being the same in appearance; and,

FIG. 5 is a front elevational view thereof, the rear being the same in appearance. 

CLAIM The ornamental design for a concrete mold, as shown and described. 